What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURN TO MSP. AIRCRAFT LANDED SAFELY. AFTER TAKE OFF RIGHT FILTER BYPASS LIGHT CAME ON. THEN LEFT FILTER BYPASS ALSO CAME ON. **SUPPLEMENTAL REPORT FOR AALA202309050300: MAINTENANCE FOUND MESSAGE Ï¿½FUEL FILTER SIGNALS DISAGREEÏ¿½. REPLACED LEFT AND RIGHT ENGINE FUEL FILTER ELEMENTS PER AMM 73-11-02 (AALA202309050300, AALA202309088310). REPLACED LEFT AND RIGHT ENGINE FUEL FILTER DIFFERENTIAL PRESSURE SWITCHES PER AMM 73-34-01 (AALA202309088545, AALA202309084103).** (CLOSED).